ˈrütlə̇s, ˈru̇t- adjective
: having no roots: as
a. : lacking firmness or a solid basis : unstable
this explanation we find unconvincing and biologically rootless — Weston La Barre
family and environmental factors which determine the rootless behavior of adolescents — Frances Keene
b. : lacking a tie or sympathetic relationship with or in the social environment
have become rootless individuals who do not find a home either with their communal environment or with a Christian atmosphere — J.M.Van der Kroef
all are strangers, rootless in place or time, in the nervous new civilization — T.H.White b.1915
c. of a tooth : retaining a pulp cavity widely open at the bottom that permits an abundant supply of nutriment